souvenir sheet issue "stamp exhibition Pressburg" with hand stamp overprint "we are free! plus swastika" in the original size, cancelled by special cancel "Liberec German Reichspost eighth of October 1938 Heil Hitler! ", edition 350 examples, expertized Dr. Hoerr and Mahr BPP, photo expertize Robert Brunel VP (2023) "the condition is perfect", Michel 1.400.-